Feature: 1. Good Replacement: This one-way check valve can be used to replace a broken check valve to prevent the backflow of gas or liquid 2. PP Material: The one-way stop valve is made of PP material, which provides sufficient pressure bearing capacity and rigidity, is wear-resistant and durable 3. Strong Chemical Stability: The check valve has good thermal performance, strong chemical stability, is non-toxic and odorless 4. High Performance: The check valve offers good ozone resistance, high temperature resistance, and corrosion resistance 5. Wide Application: The check valve is suitable for use in fish tanks, aquariums, food and beverage, medical equipment, and chemical industry Specification: Item Type: One-Way Check Valve Material: PP Function: Connects the hose to prevent the backflow of gas or liquid Scope of Application: Fish tank, food and beverage, medical equipment, chemical industry Package List: 10 x One-Way Check Valve